Moisture-wicking 77% nylon / 14% spandex / 9% polyester fabricPatented BallPark Pouch™ for friction-free support Three-D Fit™ with 9-panel constructionNon-chafing Flat Out Seams™Anti-microbial technology delivers anti-odour function1⅜" anti-roll moisture-wicking waistbandClean-finish back label on waistbandModern Fit5"